GRE Reading Comprehension: Manhatton-GRE阅读Manhatton - US253U86DVUY2ITIA$

According to Boal, all of the following are disadvantage of traditional theater forms EXCEPT: A. Such productions prevent the actors from going into the audience. B. Such productions provide catharsis. C. Such productions discourage communal activity. D. Such productions obstruct political change. E. Such productions distance the audience from the art.